321760560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:731

約数の個数: 160

約数和(自身を含む): 1094429952

約数和(自身を除く): 772669392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 307, 330, 397, 440, 528, 614, 660, 794, 880, 921, 1191, 1228, 1320, 1535, 1588, 1842, 1985, 2382, 2456, 2640, 3070, 3176, 3377, 3684, 3970, 4367, 4605, 4764, 4912, 5955, 6140, 6352, 6754, 7368, 7940, 8734, 9210, 9528, 10131, 11910, 12280, 13101, 13508, 14736, 15880, 16885, 17468, 18420, 19056, 20262, 21835, 23820, 24560, 26202, 27016, 31760, 33770, 34936, 36840, 40524, 43670, 47640, 50655, 52404, 54032, 65505, 67540, 69872, 73680, 81048, 87340, 95280, 101310, 104808, 121879, 131010, 135080, 162096, 174680, 202620, 209616, 243758, 262020, 270160, 349360, 365637, 405240, 487516, 524040, 609395, 731274, 810480, 975032, 1048080, 1218790, 1340669, 1462548, 1828185, 1950064, 2437580, 2681338, 2925096, 3656370, 4022007, 4875160, 5362676, 5850192, 6703345, 7312740, 8044014, 9750320, 10725352, 13406690, 14625480, 16088028, 20110035, 21450704, 26813380, 29250960, 32176056, 40220070, 53626760, 64352112, 80440140, 107253520, 160880280, 321760560]

約数ペア:

[(1, 321760560), (2, 160880280), (3, 107253520), (4, 80440140), (5, 64352112), (6, 53626760), (8, 40220070), (10, 32176056), (11, 29250960), (12, 26813380), (15, 21450704), (16, 20110035), (20, 16088028), (22, 14625480), (24, 13406690), (30, 10725352), (33, 9750320), (40, 8044014), (44, 7312740), (48, 6703345), (55, 5850192), (60, 5362676), (66, 4875160), (80, 4022007), (88, 3656370), (110, 2925096), (120, 2681338), (132, 2437580), (165, 1950064), (176, 1828185), (220, 1462548), (240, 1340669), (264, 1218790), (307, 1048080), (330, 975032), (397, 810480), (440, 731274), (528, 609395), (614, 524040), (660, 487516), (794, 405240), (880, 365637), (921, 349360), (1191, 270160), (1228, 262020), (1320, 243758), (1535, 209616), (1588, 202620), (1842, 174680), (1985, 162096), (2382, 135080), (2456, 131010), (2640, 121879), (3070, 104808), (3176, 101310), (3377, 95280), (3684, 87340), (3970, 81048), (4367, 73680), (4605, 69872), (4764, 67540), (4912, 65505), (5955, 54032), (6140, 52404), (6352, 50655), (6754, 47640), (7368, 43670), (7940, 40524), (8734, 36840), (9210, 34936), (9528, 33770), (10131, 31760), (11910, 27016), (12280, 26202), (13101, 24560), (13508, 23820), (14736, 21835), (15880, 20262), (16885, 19056), (17468, 18420)]